<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=100" />
<title>css manager demo</title>
<script src="cssmanager.js"></script>
</head>
<body>
  <div>css manager demo</div>
  <div id="box" class="box"></div>
</body>
</html>
